MFC r208643:  Due to the way HALDEBUG() is defined, we need to add curly brackets  when using it as a sole if clause instruction.
MFC r208643:
 Due to the way HALDEBUG() is defined, we need to add curly brackets
 when using it as a sole if clause instruction.

Submitted by:	Arnaud Lacombe <alc@NetBSD.org>
Approved by:	re (kensmith)

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